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authorBhawanpreet Lakha <[email protected]>2020-10-15 13:32:31 -0400
committerAlex Deucher <[email protected]>2020-10-16 15:11:17 -0400
commit194f6b5d1f6264a2d17ef55d6bdaa886b7b43ad9 (patch)
tree3d74044f74e0cb008665c0f80eaaa2b5a39d36c8
parent26d94a4687708fbb1622fa9edab52c35aa90698a (diff)
drm/amd/display: Fix DCN302 makefile
Some setups will fail to build. So copy dcn301 makefile setup which is known to work Signed-off-by: Bhawanpreet Lakha <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn302/Makefile29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn302/Makefile b/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
index 3ea9bff27912..36e44e1b07fa 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dcn302/Makefile
@@ -12,6 +12,35 @@
DCN3_02 = dcn302_init.o dcn302_hwseq.o dcn302_resource.o
+ifdef CONFIG_X86
+CFLAGS_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o := -mhard-float -msse
+endif
+
+ifdef CONFIG_PPC64
+CFLAGS_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o := -mhard-float -maltivec
+endif
+
+ifdef CONFIG_ARM64
+CFLAGS_REMOVE_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o := -mgeneral-regs-only
+endif
+
+ifdef CONFIG_CC_IS_GCC
+ifeq ($(call cc-ifversion, -lt, 0701, y), y)
+IS_OLD_GCC = 1
+endif
+endif
+
+ifdef CONFIG_X86
+ifdef IS_OLD_GCC
+# Stack alignment mismatch, proceed with caution.
+# GCC < 7.1 cannot compile code using `double` and -mpreferred-stack-boundary=3
+# (8B stack alignment).
+CFLAGS_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o += -mpreferred-stack-boundary=4
+else
+CFLAGS_$(AMDDALPATH)/dc/dcn302/dcn302_resource.o += -msse2
+endif
+endif
+
AMD_DAL_DCN3_02 = $(addprefix $(AMDDALPATH)/dc/dcn302/,$(DCN3_02))
AMD_DISPLAY_FILES += $(AMD_DAL_DCN3_02)